Calculate the total return and annualized return on any investment, given the initial amount, final value, and holding period.
This tool calculates Return on Investment (ROI) — a measure of profitability expressing the gain or loss from an investment relative to its cost. It's used broadly in business, marketing, real estate, and personal investment decisions to compare the efficiency of different investments.
ROI (%) = ((Final Value − Initial Cost) ÷ Initial Cost) × 100. For annualized ROI over multiple years: Annualized ROI = ((Final Value ÷ Initial Cost)^(1/years) − 1) × 100.
Enter your initial investment cost and the final value (or total gain), and the calculator returns the ROI percentage, optionally annualized if a time period is included.
Example: Investing $10,000 that grows to $13,000 results in an ROI of ((13,000−10,000) ÷ 10,000) × 100 = 30%.
Why is annualized ROI more useful than total ROI for comparing investments? Total ROI doesn't account for how long the investment took to achieve that return, so a 30% ROI over 1 year is very different from a 30% ROI over 10 years — annualized ROI standardizes returns to allow fair comparison across different time periods.
Does ROI account for risk? No, ROI purely measures return relative to cost, without factoring in the risk taken to achieve that return — two investments with identical ROI can carry very different risk levels, so ROI alone doesn't tell the complete investment picture.
Can ROI be negative? Yes, a negative ROI means the investment lost value relative to its initial cost, occurring whenever the final value is less than what was originally invested.
How is ROI used in business and marketing decisions? Businesses commonly use ROI to evaluate marketing campaign effectiveness, capital expenditure decisions, and project prioritization, comparing the expected or actual returns of different initiatives relative to their costs.
Does ROI calculation typically include all associated costs? A thorough ROI calculation should include all relevant costs (not just the headline purchase price), such as fees, maintenance, or opportunity costs, since omitting these can overstate the actual return achieved.